blob: b9b0f24f711f717bb0bac7a2b99c5518cb2de0dd [file] [log] [blame]
import os
import sys
import warnings
# opcode is not a virtualenv module, so we can use it to find the stdlib
# Important! To work on pypy, this must be a module that resides in the
# lib-python/modified-x.y.z directory
import opcode
dirname = os.path.dirname
distutils_path = os.path.join(os.path.dirname(opcode.__file__), "distutils")
if os.path.normpath(distutils_path) == os.path.dirname(os.path.normpath(__file__)):
warnings.warn("The virtualenv distutils package at %s appears to be in the same location as the system distutils?")
else:
__path__.insert(0, distutils_path) # noqa: F821
if sys.version_info < (3, 4):
import imp
real_distutils = imp.load_module("_virtualenv_distutils", None, distutils_path, ("", "", imp.PKG_DIRECTORY))
else:
import importlib.machinery
distutils_path = os.path.join(distutils_path, "__init__.py")
loader = importlib.machinery.SourceFileLoader("_virtualenv_distutils", distutils_path)
if sys.version_info < (3, 5):
import types
real_distutils = types.ModuleType(loader.name)
else:
import importlib.util
spec = importlib.util.spec_from_loader(loader.name, loader)
real_distutils = importlib.util.module_from_spec(spec)
loader.exec_module(real_distutils)
# Copy the relevant attributes
try:
__revision__ = real_distutils.__revision__
except AttributeError:
pass
__version__ = real_distutils.__version__
from distutils import dist, sysconfig # isort:skip
try:
basestring
except NameError:
basestring = str
# patch build_ext (distutils doesn't know how to get the libs directory
# path on windows - it hardcodes the paths around the patched sys.prefix)
if sys.platform == "win32":
from distutils.command.build_ext import build_ext as old_build_ext
class build_ext(old_build_ext):
def finalize_options(self):
if self.library_dirs is None:
self.library_dirs = []
elif isinstance(self.library_dirs, basestring):
self.library_dirs = self.library_dirs.split(os.pathsep)
self.library_dirs.insert(0, os.path.join(sys.real_prefix, "Libs"))
old_build_ext.finalize_options(self)
from distutils.command import build_ext as build_ext_module
build_ext_module.build_ext = build_ext
# distutils.dist patches:
old_find_config_files = dist.Distribution.find_config_files
def find_config_files(self):
found = old_find_config_files(self)
if os.name == "posix":
user_filename = ".pydistutils.cfg"
else:
user_filename = "pydistutils.cfg"
user_filename = os.path.join(sys.prefix, user_filename)
if os.path.isfile(user_filename):
for item in list(found):
if item.endswith("pydistutils.cfg"):
found.remove(item)
found.append(user_filename)
return found
dist.Distribution.find_config_files = find_config_files
# distutils.sysconfig patches:
old_get_python_inc = sysconfig.get_python_inc
def sysconfig_get_python_inc(plat_specific=0, prefix=None):
if prefix is None:
prefix = sys.real_prefix
return old_get_python_inc(plat_specific, prefix)
sysconfig_get_python_inc.__doc__ = old_get_python_inc.__doc__
sysconfig.get_python_inc = sysconfig_get_python_inc
old_get_python_lib = sysconfig.get_python_lib
def sysconfig_get_python_lib(plat_specific=0, standard_lib=0, prefix=None):
if standard_lib and prefix is None:
prefix = sys.real_prefix
return old_get_python_lib(plat_specific, standard_lib, prefix)
sysconfig_get_python_lib.__doc__ = old_get_python_lib.__doc__
sysconfig.get_python_lib = sysconfig_get_python_lib
old_get_config_vars = sysconfig.get_config_vars
def sysconfig_get_config_vars(*args):
real_vars = old_get_config_vars(*args)
if sys.platform == "win32":
lib_dir = os.path.join(sys.real_prefix, "libs")
if isinstance(real_vars, dict) and "LIBDIR" not in real_vars:
real_vars["LIBDIR"] = lib_dir # asked for all
elif isinstance(real_vars, list) and "LIBDIR" in args:
real_vars = real_vars + [lib_dir] # asked for list
return real_vars
sysconfig_get_config_vars.__doc__ = old_get_config_vars.__doc__
sysconfig.get_config_vars = sysconfig_get_config_vars